20 Companies That Use Postmark [2024]

Proposify, an online business proposal SaaS company, currently serving over 8,000 customers and doing over $7M in annual recurring revenue, was founded by CEO Kyle Racki who turned his old proposal app idea into a successful business by focusing on user pain points, building a great product, and prioritizing customer service.

GrowthMentor, a platform connecting vetted growth mentors for one-on-one calls, founded by Fotis Panagiotakopoulos, has had over 2,500 mentorship calls booked to date and has seen success in using word of mouth, content marketing, and leveraging other people's networks as the primary drivers of customer acquisition.

Page Flows is a library of inspiration videos for digital product designers and makes about $4,500 per month in revenue from a small, one-off price, with slow and steady growth and long-tail keyword SEO as key drivers of success.

Labor Sync is a mobile application that provides business owners with the ability to track the time and GPS location of their mobile workforce and after just one year of use, they saved $104,000 across 45 employees despite starting off with no funds for advertising or marketing.

Reflect is a no-code, cloud-based web application testing tool generating approximately $3K in monthly recurring revenue, offering businesses fast and resilient testing capabilities while addressing a critical need in the market.

Messenger for Desktop, a Facebook Messenger app for Mac and Windows computers, has over 10 million downloads and 100,000+ monthly active users, generating $1.5k in monthly revenue, since its creation in 2015 as a side-project by founder Alexandru.

Plausible Analytics, a privacy-friendly web analytics tool, reached $4,557 MRR and 743 paying subscribers by focusing on content marketing and engaging relevant communities, rather than paid advertising, while positioning itself as a lightweight, cookie-free and affordable alternative to Google Analytics.

The Clunker Junker founders built a modern platform that has enabled the purchase of hundreds of thousands of cars across the US, generating almost $6 million in revenue in 2020 and changing their lives forever.

Conversion Crimes is a software with a service geared towards small businesses and agencies to help them with conversion rate optimization and user experience, which recorded just shy of $10k in its first month after launching in September 2020.

Co-founders of B2B SaaS startup GrowSurf, Derek and Kevin, developed a referral software for tech startups that has brought in around $25k MRR with a 6% monthly growth rate, overcoming generic messaging and a compromised product that wasn't a good fit for anyone.

Parseur, the data extraction tool, helps businesses automate their data entry process, catering to multiple industries such as food delivery, real estate and marketing, and has grown to over $40k in revenue per month since its launch in 2017.

Studio Ninja is a photography business management app that has achieved 6 years of success, with 7,000 active paying subscribers and monthly recurring revenue of $150,000, thanks to co-founder Chris Garbacz's experiences and failures as a wedding photographer and serial entrepreneur.

Indie Worldwide has scaled to 2,000 members with revenue streams generating $5.5k ARR and $3k in sponsorships, offering aspiring founders a blueprint for creating profitable virtual communities.

An entrepreneur built a successful SMS platform for small and medium-sized companies, boasting over 12,000 corporate accounts in countries like Spain, Mexico, Colombia, and Chile, with customer loyalty and recurring purchases as the basis of the project's revenue.

Agiled is a bootstrapped business management software company founded by Asad Ali that has generated $10k/month serving over 5,000 companies, with a goal of reaching $100k MRR by the end of next year.

Checkout Page is a payment software for independent businesses that processed over $1M in transactions last year and is now aiming to 10x the business to $10k monthly revenue with a new co-founder and focus on user experience and marketing.